/*
 * Licensed to The Apereo Foundation under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership.
 *
 *
 * The Apereo Foundation licenses this file to you under the Educational
 * Community License, Version 2.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of the License
 * at:
 *
 *   http://opensource.org/licenses/ecl2.txt
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations under
 * the License.
 *
 */
'use strict';

/**
 * @ngdoc directive
 * @name adminNg.modal.adminNgPwCheck
 * @description
 * Checks a password for correct repetition.
 *
 * Usage: Set this directive in the input element of the password.
 *
 * @example
 * <input admin-ng-pw-check="model.repeatedPassword"/>
 */
angular.module('adminNg.directives')
.directive('adminNgPwCheck', function () {
  return {
    require: 'ngModel',
    link: function (scope, elem, attrs, ctrl) {
      scope.deregisterWatch = scope.$watch(attrs.adminNgPwCheck, function (confirmPassword) {
        var isValid = ctrl.$viewValue === confirmPassword;
        ctrl.$setValidity('pwmatch', isValid);
      });

      scope.$on('$destroy', function () {
        scope.deregisterWatch();
      });
    }
  };
});
